KR960014827B1 - Apparatus and method for main memory unit protection using access and fault logic signals - Google Patents

Apparatus and method for main memory unit protection using access and fault logic signals Download PDF

Info

Publication number
KR960014827B1
KR960014827B1 KR88008152A KR880008152A KR960014827B1 KR 960014827 B1 KR960014827 B1 KR 960014827B1 KR 88008152 A KR88008152 A KR 88008152A KR 880008152 A KR880008152 A KR 880008152A KR 960014827 B1 KR960014827 B1 KR 960014827B1
Authority
KR
South Korea
Prior art keywords
access
memory unit
main memory
logic signals
unit protection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
KR88008152A
Other languages
English (en)
Korean (ko)
Other versions
KR890002777A (ko
Inventor
David N Cutler
David A Orbits
Dileep Bhandarkar
Richard T Witek
Original Assignee
Digital Equipment Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Digital Equipment Corp filed Critical Digital Equipment Corp
Publication of KR890002777A publication Critical patent/KR890002777A/ko
Application granted granted Critical
Publication of KR960014827B1 publication Critical patent/KR960014827B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G06F12/1466—Key-lock mechanism
    • G06F12/1475—Key-lock mechanism in a virtual system, e.g. with translation means

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Storage Device Security (AREA)
KR88008152A 1987-07-01 1988-07-01 Apparatus and method for main memory unit protection using access and fault logic signals Expired - Fee Related KR960014827B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6929087A 1987-07-01 1987-07-01
US069,290 1987-07-01

Publications (2)

Publication Number Publication Date
KR890002777A KR890002777A (ko) 1989-04-11
KR960014827B1 true KR960014827B1 (en) 1996-10-21

Family

ID=22087981

Family Applications (1)

Application Number Title Priority Date Filing Date
KR88008152A Expired - Fee Related KR960014827B1 (en) 1987-07-01 1988-07-01 Apparatus and method for main memory unit protection using access and fault logic signals

Country Status (10)

Country Link
EP (1) EP0297891B1 (enrdf_load_stackoverflow)
JP (1) JPH07120318B2 (enrdf_load_stackoverflow)
KR (1) KR960014827B1 (enrdf_load_stackoverflow)
CN (1) CN1016830B (enrdf_load_stackoverflow)
AU (1) AU618268B2 (enrdf_load_stackoverflow)
BR (1) BR8803376A (enrdf_load_stackoverflow)
CA (1) CA1308812C (enrdf_load_stackoverflow)
DE (1) DE3853104T2 (enrdf_load_stackoverflow)
IE (1) IE68308B1 (enrdf_load_stackoverflow)
IN (1) IN169635B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180137275A (ko) * 2017-06-16 2018-12-27 최영환 순간 저탕식 구조를 갖는 전기 온수기

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0425771A3 (en) * 1989-11-03 1992-09-02 International Business Machines Corporation An efficient mechanism for providing fine grain storage protection intervals
DE19709975C2 (de) * 1997-03-11 1999-04-22 Siemens Ag Mikrocomputer
US6529905B1 (en) 2000-01-11 2003-03-04 Frontline Solutions, Inc. Method and system for allowing multiple users to edit a hierarchical data structure
US7444668B2 (en) * 2003-05-29 2008-10-28 Freescale Semiconductor, Inc. Method and apparatus for determining access permission
US7487448B2 (en) * 2004-04-30 2009-02-03 Microsoft Corporation Document mark up methods and systems
GB2482700A (en) * 2010-08-11 2012-02-15 Advanced Risc Mach Ltd Memory access control
CN102375801A (zh) * 2011-08-23 2012-03-14 孙瑞琛 一种多核处理器存储系统装置及方法
CN112558861B (zh) * 2020-09-29 2023-03-10 北京清微智能科技有限公司 一种面向多核处理器阵列的数据加载和存储系统及方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038645A (en) * 1976-04-30 1977-07-26 International Business Machines Corporation Non-translatable storage protection control system
JPS57195394A (en) * 1981-05-23 1982-12-01 Nippon Telegr & Teleph Corp <Ntt> Memory protection system by processor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180137275A (ko) * 2017-06-16 2018-12-27 최영환 순간 저탕식 구조를 갖는 전기 온수기

Also Published As

Publication number Publication date
KR890002777A (ko) 1989-04-11
CN1030654A (zh) 1989-01-25
DE3853104T2 (de) 1995-10-26
IE68308B1 (en) 1996-06-12
EP0297891A3 (en) 1992-03-18
JPH07120318B2 (ja) 1995-12-20
EP0297891A2 (en) 1989-01-04
CA1308812C (en) 1992-10-13
AU1863888A (en) 1989-01-05
AU618268B2 (en) 1991-12-19
BR8803376A (pt) 1989-01-24
IE881986L (en) 1989-01-01
IN169635B (enrdf_load_stackoverflow) 1991-11-23
DE3853104D1 (de) 1995-03-30
CN1016830B (zh) 1992-05-27
JPH0192856A (ja) 1989-04-12
EP0297891B1 (en) 1995-02-22

Similar Documents

Publication Publication Date Title
GB2172128B (en) A method of and apparatus for fault testing a random access memory system
IL86161A0 (en) Memory test method and apparatus
GR890100512A (en) Method and apparatus for diagnosing faults
GB2241800B (en) Memory access method and system
EP0412422A3 (en) Self-test system and method for external programming device
EP0521684A3 (en) Method and apparatus for providing shared off-screen memory
EP0121381A3 (en) Memory identification apparatus and method
DE3372239D1 (en) Method and apparatus for bus fault location
EP0497600A3 (en) Memory access method and apparatus
EP0428135A3 (en) Fault diagnosing apparatus and method
SG1390G (en) Extended addressing apparatus and method for direct storage access devices
ZA893964B (en) Method and apparatus for encryptiong and decrypting time doman signals
EP0432359A3 (en) Method and apparatus for performing memory protection operations in a parallel processor system
EP0260982A3 (en) Test system for random access memory
SG30619G (en) Method and apparatus for precharging column lines of a memory
GB2268295B (en) Method of and apparatus for detecting defective memory locations
KR960014827B1 (en) Apparatus and method for main memory unit protection using access and fault logic signals
GB8908861D0 (en) Apparatus and method for addressing memory
EP0428134A3 (en) Fault diagnosing apparatus and method
GB2255213B (en) Method and system for fault coverage testing memory
GB9318535D0 (en) Method and system for diagnosing machines
EP0435252A3 (en) Memory access methods and apparatus
EP0296835A3 (en) Memory access method and circuit, and printer apparatus having said circuit
EP0338089A4 (en) Apparatus for protecting local memory in a multiprocessor system
GB2204721B (en) Method and apparatus for determining available memory size

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

G160 Decision to publish patent application
PG1605 Publication of application before grant of patent

St.27 status event code: A-2-2-Q10-Q13-nap-PG1605

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

FPAY Annual fee payment

Payment date: 20061017

Year of fee payment: 11

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20071022

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20071022

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000